1422465128 has 16 divisors (see below), whose sum is σ = 3048139680. Its totient is φ = 609627888.

The previous prime is 1422465119. The next prime is 1422465137. The reversal of 1422465128 is 8215642241.

It is an interprime number because it is at equal distance from previous prime (1422465119) and next prime (1422465137).

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12700526 + ... + 12700637.

It is an arithmetic number, because the mean of its divisors is an integer number (190508730).

Almost surely, 2^1422465128 is an apocalyptic number.

It is an amenable number.

1422465128 is an abundant number, since it is smaller than the sum of its proper divisors (1625674552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1422465128 is a wasteful number, since it uses less digits than its factorization.

1422465128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25401176 (or 25401172 counting only the distinct ones).

The product of its digits is 30720, while the sum is 35.

The square root of 1422465128 is about 37715.5820318340. The cubic root of 1422465128 is about 1124.6409067580.

The spelling of 1422465128 in words is "one billion, four hundred twenty-two million, four hundred sixty-five thousand, one hundred twenty-eight".